/* ====================================
   Flowcial Corporate Site - Stylesheet
   ==================================== */

/* ===== CSS Variables ===== */
:root {
  /* ブランドカラー - Remain in Minimal Style */
  --bg-black: #000000;
  --bg-white: #FFFFFF;
  --bg-gray-dark: #0a0a0a;
  --bg-gray-light: #f5f5f5;

  /* テキスト */
  --text-white: #FFFFFF;
  --text-black: #000000;
  --text-gray: #555555;
  --text-gray-light: #888888;

  /* アクセント */
  --flowcial-blue: #96C2E2;
  --accent-blue-dark: #5A9BC7;

  /* フォントファミリー */
  --font-ja: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', sans-serif;

  /* フォントウェイト */
  --weight-light: 300;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-bold: 700;
  --weight-extra-bold: 800;

  /* フォントサイズ - Responsive with clamp() */
  --text-xs: 0.75rem;    /* 12px */
  --text-sm: 0.875rem;   /* 14px */
  --text-base: clamp(0.875rem, 1vw, 1rem);     /* 14-16px */
  --text-lg: clamp(1rem, 1.5vw, 1.125rem);     /* 16-18px */
  --text-xl: clamp(1.125rem, 2vw, 1.25rem);    /* 18-20px */
  --text-2xl: clamp(1.25rem, 2.5vw, 1.5rem);   /* 20-24px */
  --text-3xl: clamp(1.5rem, 3vw, 1.875rem);    /* 24-30px */
  --text-4xl: clamp(1.875rem, 4vw, 2.25rem);   /* 30-36px */
  --text-5xl: clamp(2.25rem, 5vw, 3rem);       /* 36-48px */
  --text-6xl: clamp(3rem, 8vw, 4.5rem);        /* 48-72px */
  --text-hero: clamp(3rem, 10vw, 7.5rem);      /* 48-120px - Massive hero text */

  /* スペーシング */
  --spacing-xs: 0.5rem;    /* 8px */
  --spacing-sm: 1rem;      /* 16px */
  --spacing-md: 1.5rem;    /* 24px */
  --spacing-lg: 2rem;      /* 32px */
  --spacing-xl: 3rem;      /* 48px */
  --spacing-2xl: 4rem;     /* 64px */
  --spacing-3xl: 6rem;     /* 96px */
  --spacing-4xl: 8rem;     /* 128px */
  --spacing-5xl: 12rem;    /* 192px */

  /* 角丸 */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* シャドウ - Enhanced */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);

  /* コンテンツ幅 */
  --container-max: 1200px;
  --container-padding: 24px;
}

/* ===== CSS Reset ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-ja);
  color: var(--text-black);
  background-color: var(--bg-white);
  background-image:
    radial-gradient(circle at 10% 20%, rgba(150, 194, 226, 0.01) 0%, transparent 20%),
    radial-gradient(circle at 90% 80%, rgba(150, 194, 226, 0.01) 0%, transparent 20%);
  line-height: 1.8;
  font-weight: var(--weight-regular);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ===== Common Classes ===== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section-title {
  font-size: var(--text-6xl);
  font-weight: var(--weight-extra-bold);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  font-family: var(--font-en);
  letter-spacing: -0.01em;
  color: var(--text-black);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 5px;
  background: linear-gradient(90deg, var(--accent-blue-dark), var(--flowcial-blue));
  margin: var(--spacing-lg) auto 0;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(150, 194, 226, 0.4);
}

.section-subtitle {
  font-size: var(--text-2xl);
  color: var(--text-gray);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  font-weight: var(--weight-light);
}

.section-description {
  font-size: var(--text-lg);
  color: var(--text-gray);
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  line-height: 2;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Buttons ===== */
.cta-button {
  display: inline-block;
  padding: 1.25rem 3rem;
  background: var(--flowcial-blue);
  color: var(--text-white);
  font-weight: var(--weight-medium);
  border-radius: 0;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: 0.1em;
  font-size: var(--text-sm);
  border: 1px solid var(--flowcial-blue);
}

.cta-button:hover {
  background: var(--accent-blue-dark);
  border-color: var(--accent-blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(150, 194, 226, 0.3);
}

.cta-button-outline {
  display: inline-block;
  padding: 1.25rem 3rem;
  background: transparent;
  color: var(--text-black);
  font-weight: var(--weight-medium);
  border: 1px solid var(--text-black);
  border-radius: 0;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: 0.1em;
  font-size: var(--text-sm);
}

.cta-button-outline:hover {
  background: var(--bg-black);
  color: var(--text-white);
  transform: translateY(-2px);
}

.cta-button-wrapper {
  text-align: center;
  margin-top: var(--spacing-3xl);
}

/* ===== Page Hero (for all pages except index) ===== */
.page-hero {
  min-height: 60vh;
  padding-top: calc(100px + var(--spacing-4xl));
  padding-bottom: var(--spacing-4xl);
  background: linear-gradient(135deg, #2d5a7b 0%, #4a7fa0 50%, var(--flowcial-blue) 100%);
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -15%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(150, 194, 226, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.page-title {
  font-size: var(--text-hero);
  font-weight: var(--weight-extra-bold);
  font-family: var(--font-en);
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-lg);
  color: var(--text-white);
}

.page-subtitle {
  font-size: var(--text-2xl);
  color: rgba(255, 255, 255, 0.9);
  font-weight: var(--weight-light);
  line-height: 2;
}

/* ===== Section Dividers & Visual Depth ===== */
section {
  position: relative;
}

section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  max-width: 600px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(150, 194, 226, 0.3), transparent);
  opacity: 0.5;
}

section:last-of-type::after {
  display: none;
}

/* Background patterns for alternating sections */
section:nth-of-type(even) {
  background-image:
    radial-gradient(circle at 20% 50%, rgba(150, 194, 226, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(150, 194, 226, 0.02) 0%, transparent 50%);
}

/* Enhanced depth for cards and containers */
.service-card,
.result-item,
.reason-item,
.value-item,
.access-item,
.result-card {
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(150, 194, 226, 0.1);
}

.service-card:hover,
.result-item:hover,
.reason-item:hover,
.value-item:hover,
.access-item:hover,
.result-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: rgba(150, 194, 226, 0.3);
}

/* ===== Scroll Animation ===== */
.fade-up {
  opacity: 0;
  transform: translateY(100px);
  transition: opacity 1.2s cubic-bezier(0.16, 1, 0.3, 1), transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* アニメーション遅延 */
.service-card:nth-child(1) { transition-delay: 0.1s; }
.service-card:nth-child(2) { transition-delay: 0.2s; }
.service-card:nth-child(3) { transition-delay: 0.3s; }
.service-card:nth-child(4) { transition-delay: 0.4s; }

.reason-item:nth-child(1) { transition-delay: 0.1s; }
.reason-item:nth-child(2) { transition-delay: 0.2s; }
.reason-item:nth-child(3) { transition-delay: 0.3s; }

.result-item:nth-child(1) { transition-delay: 0.1s; }
.result-item:nth-child(2) { transition-delay: 0.2s; }
.result-item:nth-child(3) { transition-delay: 0.3s; }
.result-item:nth-child(4) { transition-delay: 0.4s; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--container-padding);
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 36px;
  width: auto;
}

.main-nav {
  display: flex;
  gap: var(--spacing-xl);
}

.main-nav a {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-black);
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-en);
  letter-spacing: 0.1em;
}

.main-nav a {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-black);
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-family: var(--font-en);
  letter-spacing: 0.1em;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--flowcial-blue);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.main-nav a:hover {
  color: var(--flowcial-blue);
}

.main-nav a:hover::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  font-size: var(--text-2xl);
  color: var(--text-black);
  transition: all 0.3s ease;
  z-index: 1001;
}

/* モバイルメニュー */
@media (max-width: 767px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    max-width: 300px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    padding: 100px var(--spacing-xl) var(--spacing-xl);
    gap: var(--spacing-lg);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
    border-left: 1px solid rgba(150, 194, 226, 0.2);
  }

  .main-nav.active {
    right: 0;
  }

  .main-nav a {
    font-size: var(--text-lg);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  }

  .main-nav a::after {
    display: none;
  }

  .menu-toggle {
    display: block;
  }
}

/* ===== Hero Section ===== */
.hero {
  height: 100vh;
  background-image: url('../images/hero-bg.png');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-container {
  position: relative;
  z-index: 2;
}

/* 抽象的な図形 */
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(150, 194, 226, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -15%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(150, 194, 226, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-30px, -30px) scale(1.1);
  }
}

.hero-container {
  text-align: center;
  z-index: 1;
  position: relative;
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: var(--weight-extra-bold);
  line-height: 1.2;
  margin-bottom: var(--spacing-2xl);
  color: var(--text-white);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: var(--text-2xl);
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
  font-weight: var(--weight-light);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.scroll-indicator {
  display: none;
}

.scroll-indicator::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-gray-light), transparent);
  animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
  0%, 100% {
    opacity: 0.3;
    transform: translateY(0);
  }
  50% {
    opacity: 1;
    transform: translateY(10px);
  }
}

@keyframes bounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

/* ===== About Brief Section ===== */
.about-brief {
  padding: var(--spacing-5xl) 0;
  background-color: var(--bg-white) !important;
  background-image:
    linear-gradient(135deg, transparent 25%, rgba(150, 194, 226, 0.08) 25%, rgba(150, 194, 226, 0.08) 50%, transparent 50%, transparent 75%, rgba(150, 194, 226, 0.08) 75%) !important;
  background-size: 80px 80px;
  position: relative;
}

.about-text {
  font-size: var(--text-lg);
  line-height: 2;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--text-gray);
  font-weight: var(--weight-regular);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(150, 194, 226, 0.15);
  box-shadow: var(--shadow-md);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-text:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(150, 194, 226, 0.3);
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ===== Services Digest Section ===== */
.services-digest {
  padding: var(--spacing-5xl) 0;
  background: var(--bg-gray-light);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.service-card {
  background: var(--bg-white);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(150, 194, 226, 0.15);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.service-card-image {
  width: 100%;
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.service-card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.service-card-content {
  padding: var(--spacing-2xl);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(150, 194, 226, 0.4);
}

.service-icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--spacing-sm);
  filter: grayscale(100%);
  opacity: 0.6;
}

.service-card h3 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text-black);
}

.service-card p {
  color: var(--text-gray);
  line-height: 2;
  font-size: var(--text-base);
}

/* ===== Results Summary Section ===== */
.results-summary {
  min-height: 100vh;
  padding: var(--spacing-5xl) 0;
  background-color: var(--bg-white) !important;
  background-image:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 60px,
      rgba(150, 194, 226, 0.15) 60px,
      rgba(150, 194, 226, 0.15) 62px
    ) !important;
  display: flex;
  align-items: center;
  justify-content: center;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-4xl) var(--spacing-5xl);
  margin-bottom: var(--spacing-3xl);
  max-width: 1000px;
  margin-left: auto;
  margin-right: auto;
}

.result-item {
  text-align: center;
  padding: var(--spacing-3xl) var(--spacing-2xl);
  position: relative;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.result-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--flowcial-blue), transparent);
  opacity: 0;
  transition: opacity 0.6s ease;
}

.result-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(150, 194, 226, 0.2);
  border-color: rgba(150, 194, 226, 0.3);
}

.result-item:hover::before {
  opacity: 1;
}

.result-icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--spacing-md);
  filter: grayscale(100%);
  opacity: 0.4;
}

.result-number {
  font-size: var(--text-6xl);
  font-weight: var(--weight-extra-bold);
  color: var(--flowcial-blue);
  margin-bottom: var(--spacing-md);
  font-family: var(--font-en);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.result-label {
  font-size: var(--text-lg);
  color: var(--text-gray);
  font-weight: var(--weight-medium);
  line-height: 1.6;
}

/* ===== Why Us Section ===== */
.why-us {
  min-height: 100vh;
  padding: var(--spacing-5xl) 0;
  background: var(--bg-gray-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.reason-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 900px;
  margin: 0 auto;
}

.reason-item {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 0, 0, 0.08);
  display: flex;
  gap: var(--spacing-xl);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.03);
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.reason-item:last-child {
  margin-bottom: 0;
}

.reason-item:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 12px 24px rgba(150, 194, 226, 0.1);
  border-color: rgba(150, 194, 226, 0.3);
}

.reason-number {
  font-size: var(--text-3xl);
  font-weight: var(--weight-extra-bold);
  color: var(--flowcial-blue);
  font-family: var(--font-en);
  flex-shrink: 0;
  line-height: 1;
}

.reason-title {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--spacing-sm);
  color: var(--text-black);
}

.reason-text {
  color: var(--text-gray);
  line-height: 2;
  font-size: var(--text-base);
}

/* ===== Member Preview Section ===== */
.member-preview {
  padding: var(--spacing-5xl) 0;
  background-color: var(--bg-white) !important;
  background-image:
    linear-gradient(135deg, rgba(150, 194, 226, 0.12) 0%, transparent 30%),
    linear-gradient(-135deg, rgba(150, 194, 226, 0.12) 0%, transparent 30%) !important;
}

.member-preview .section-description {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(150, 194, 226, 0.15);
  box-shadow: var(--shadow-md);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--spacing-xl);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.member-preview .section-description:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(150, 194, 226, 0.3);
}

/* ===== Recruit Banner Section ===== */
.recruit-banner {
  padding: var(--spacing-5xl) 0;
  background: var(--bg-gray-light);
}

.banner-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  background: var(--bg-white);
  padding: var(--spacing-4xl) var(--spacing-3xl);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(150, 194, 226, 0.15);
  box-shadow: var(--shadow-lg);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.banner-content:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(150, 194, 226, 0.3);
}

.banner-title {
  font-size: var(--text-6xl);
  font-weight: var(--weight-extra-bold);
  margin-bottom: var(--spacing-2xl);
  font-family: var(--font-en);
  letter-spacing: -0.01em;
  color: var(--text-black);
}

.banner-text {
  font-size: var(--text-xl);
  margin-bottom: var(--spacing-3xl);
  line-height: 2;
  color: var(--text-gray);
  font-weight: var(--weight-light);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.recruit-banner .cta-button {
  background: var(--flowcial-blue);
  color: var(--text-white);
  border-color: var(--flowcial-blue);
}

.recruit-banner .cta-button:hover {
  background: var(--accent-blue-dark);
  color: var(--text-white);
  border-color: var(--accent-blue-dark);
  transform: translateY(-2px);
}

/* ===== Footer ===== */
.site-footer {
  background: linear-gradient(180deg, #2d5a7b 0%, #1f4561 100%);
  color: var(--text-white);
  padding: var(--spacing-4xl) 0 var(--spacing-2xl) 0;
  border-top: 1px solid rgba(150, 194, 226, 0.3);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--flowcial-blue), transparent);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-3xl);
}

.footer-section h3 {
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  margin-bottom: var(--spacing-lg);
  letter-spacing: 0.1em;
  color: var(--text-white);
}

.footer-section p {
  font-size: var(--text-sm);
  line-height: 2;
  color: rgba(255, 255, 255, 0.8);
  font-weight: var(--weight-light);
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  transition: color 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-weight: var(--weight-light);
}

.footer-section a:hover {
  color: var(--text-white);
}

.footer-link {
  color: rgba(255, 255, 255, 0.9);
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--flowcial-blue);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(255, 255, 255, 0.6);
  font-weight: var(--weight-light);
  letter-spacing: 0.05em;
}

/* ===== Responsive Design ===== */

/* 1920px以上 - 大型ディスプレイ */
@media (min-width: 1920px) {
  .container {
    max-width: 1600px;
  }

  .hero-title {
    font-size: clamp(5rem, 10vw, 7.5rem);
  }

  .hero-subtitle {
    font-size: var(--text-3xl);
  }

  .section-title {
    font-size: clamp(4rem, 8vw, 5rem);
  }

  .section-description {
    font-size: var(--text-xl);
  }
}

/* 1441px〜1919px - ウルトラワイドモニター */
@media (min-width: 1441px) and (max-width: 1919px) {
  .container {
    max-width: 1400px;
  }

  .hero-title {
    font-size: clamp(4rem, 8vw, 6rem);
  }

  .hero-subtitle {
    font-size: var(--text-2xl);
  }

  .section-title {
    font-size: var(--text-6xl);
  }

  .section-description {
    font-size: var(--text-lg);
  }
}

/* 1280px〜1440px - PC・デスクトップ（ワイド） */
@media (min-width: 1280px) and (max-width: 1440px) {
  .container {
    max-width: 1200px;
  }

  .hero-title {
    font-size: var(--text-hero);
  }

  .hero-subtitle {
    font-size: var(--text-2xl);
  }

  .section-title {
    font-size: var(--text-6xl);
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* 1025px〜1279px - PC・デスクトップ（標準） */
@media (min-width: 1025px) and (max-width: 1279px) {
  .container {
    max-width: 1000px;
  }

  .hero-title {
    font-size: var(--text-6xl);
  }

  .hero-subtitle {
    font-size: var(--text-xl);
  }

  .section-title {
    font-size: var(--text-5xl);
  }

  .section-description {
    font-size: var(--text-base);
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }

  .results-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-3xl);
  }

  .footer-content {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-2xl);
  }
}

/* 768px〜1024px - タブレット（横）〜小型PC */
@media (min-width: 768px) and (max-width: 1024px) {
  .container {
    max-width: 900px;
    padding: 0 var(--spacing-lg);
  }

  .hero-title {
    font-size: var(--text-5xl);
  }

  .hero-subtitle {
    font-size: var(--text-lg);
  }

  .section-title {
    font-size: var(--text-4xl);
  }

  .section-description {
    font-size: var(--text-base);
  }

  .service-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }

  .results-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
  }

  .reason-item {
    padding: var(--spacing-xl);
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }

  .banner-title {
    font-size: var(--text-5xl);
  }

  .banner-text {
    font-size: var(--text-lg);
  }
}

/* 481px〜767px - タブレット（標準） */
@media (min-width: 481px) and (max-width: 767px) {
  .container {
    padding: 0 var(--spacing-lg);
  }

  .hero {
    min-height: 70vh;
    padding: var(--spacing-2xl) 0;
  }

  .hero-title {
    font-size: var(--text-4xl);
    line-height: 1.3;
  }

  .hero-subtitle {
    font-size: var(--text-base);
    line-height: 1.8;
  }

  /* ホームページのセクションのパディングを削減 */
  .about-brief,
  .services-digest,
  .results-summary,
  .why-us,
  .member-preview,
  .recruit-banner {
    padding: var(--spacing-3xl) 0 !important;
  }

  .section-title {
    font-size: var(--text-3xl);
  }

  .section-subtitle {
    font-size: var(--text-lg);
  }

  .section-description {
    font-size: var(--text-sm);
  }

  .service-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .service-card h3 {
    font-size: var(--text-xl);
  }

  .service-card p {
    font-size: var(--text-sm);
  }

  .results-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .result-number {
    font-size: var(--text-5xl);
  }

  .result-label {
    font-size: var(--text-base);
  }

  .reason-item {
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
  }

  .reason-number {
    font-size: var(--text-2xl);
  }

  .reason-title {
    font-size: var(--text-lg);
  }

  .reason-text {
    font-size: var(--text-sm);
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .banner-title {
    font-size: var(--text-4xl);
  }

  .banner-text {
    font-size: var(--text-base);
  }

  .banner-content {
    padding: var(--spacing-2xl);
  }

  .about-text {
    padding: var(--spacing-xl);
    font-size: var(--text-base);
  }

  .member-preview .section-description {
    padding: var(--spacing-xl);
    font-size: var(--text-base);
  }
}

/* 321px〜480px - スマートフォン（大型）〜タブレット（縦） */
@media (min-width: 321px) and (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .site-header .container {
    padding: var(--spacing-md);
  }

  .hero {
    min-height: 60vh;
    padding: var(--spacing-xl) 0;
  }

  .hero-title {
    font-size: var(--text-3xl);
    line-height: 1.4;
    margin-bottom: var(--spacing-md);
  }

  .hero-subtitle {
    font-size: var(--text-sm);
    line-height: 1.8;
  }

  /* ホームページのセクションのパディングを大幅に削減 */
  .about-brief,
  .services-digest,
  .results-summary,
  .why-us,
  .member-preview,
  .recruit-banner {
    padding: var(--spacing-2xl) 0 !important;
  }

  .section-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--spacing-lg);
  }

  .section-title::after {
    width: 60px;
    height: 4px;
    margin: var(--spacing-md) auto 0;
  }

  .section-subtitle {
    font-size: var(--text-base);
    margin-bottom: var(--spacing-lg);
  }

  .section-description {
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-lg);
  }

  .service-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .service-card {
    padding: var(--spacing-lg);
  }

  .service-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-sm);
  }

  .service-card p {
    font-size: var(--text-sm);
  }

  .results-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .result-item {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .result-number {
    font-size: var(--text-4xl);
    margin-bottom: var(--spacing-sm);
  }

  .result-label {
    font-size: var(--text-sm);
  }

  .reason-item {
    flex-direction: column;
    padding: var(--spacing-lg);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
  }

  .reason-number {
    font-size: var(--text-xl);
  }

  .reason-title {
    font-size: var(--text-base);
    margin-bottom: var(--spacing-xs);
  }

  .reason-text {
    font-size: var(--text-sm);
    line-height: 1.8;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .footer-section h3 {
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-md);
  }

  .footer-section p,
  .footer-section a {
    font-size: var(--text-xs);
  }

  .banner-title {
    font-size: var(--text-3xl);
    margin-bottom: var(--spacing-lg);
  }

  .banner-text {
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-xl);
  }

  .banner-content {
    padding: var(--spacing-xl) var(--spacing-lg);
  }

  .cta-button,
  .cta-button-outline {
    padding: 1rem 2rem;
    font-size: var(--text-xs);
  }

  .about-text {
    padding: var(--spacing-lg);
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-lg);
  }

  .member-preview .section-description {
    padding: var(--spacing-lg);
    font-size: var(--text-sm);
  }

  .page-hero {
    min-height: 50vh;
    padding-top: calc(80px + var(--spacing-2xl));
    padding-bottom: var(--spacing-2xl);
  }

  .page-title {
    font-size: var(--text-5xl);
  }

  .page-subtitle {
    font-size: var(--text-base);
  }
}

/* 〜320px - スマートフォン（標準） */
@media (max-width: 320px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .site-header .container {
    padding: var(--spacing-sm);
  }

  .logo img {
    height: 28px;
  }

  .hero {
    min-height: 50vh;
    padding: var(--spacing-lg) 0;
  }

  .hero-title {
    font-size: var(--text-2xl);
    line-height: 1.5;
    margin-bottom: var(--spacing-sm);
  }

  .hero-subtitle {
    font-size: var(--text-xs);
    line-height: 1.8;
  }

  /* ホームページのセクションのパディングを最小限に */
  .about-brief,
  .services-digest,
  .results-summary,
  .why-us,
  .member-preview,
  .recruit-banner {
    padding: var(--spacing-xl) 0 !important;
  }

  .section-title {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-md);
  }

  .section-title::after {
    width: 50px;
    height: 3px;
    margin: var(--spacing-sm) auto 0;
  }

  .section-subtitle {
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-md);
  }

  .section-description {
    font-size: var(--text-xs);
    margin-bottom: var(--spacing-md);
  }

  .service-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .service-card {
    padding: var(--spacing-md);
  }

  .service-card h3 {
    font-size: var(--text-base);
    margin-bottom: var(--spacing-xs);
  }

  .service-card p {
    font-size: var(--text-xs);
    line-height: 1.6;
  }

  .results-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .result-item {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .result-number {
    font-size: var(--text-3xl);
    margin-bottom: var(--spacing-xs);
  }

  .result-label {
    font-size: var(--text-xs);
  }

  .reason-item {
    flex-direction: column;
    padding: var(--spacing-md);
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
  }

  .reason-number {
    font-size: var(--text-lg);
  }

  .reason-title {
    font-size: var(--text-sm);
    margin-bottom: var(--spacing-xs);
  }

  .reason-text {
    font-size: var(--text-xs);
    line-height: 1.6;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .footer-section h3 {
    font-size: var(--text-xs);
    margin-bottom: var(--spacing-sm);
  }

  .footer-section p,
  .footer-section a {
    font-size: 0.625rem;
    line-height: 1.6;
  }

  .banner-title {
    font-size: var(--text-2xl);
    margin-bottom: var(--spacing-md);
  }

  .banner-text {
    font-size: var(--text-xs);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
  }

  .banner-content {
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .cta-button,
  .cta-button-outline {
    padding: 0.875rem 1.5rem;
    font-size: 0.625rem;
    letter-spacing: 0.05em;
  }

  .about-text {
    padding: var(--spacing-md);
    font-size: var(--text-xs);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
  }

  .member-preview .section-description {
    padding: var(--spacing-md);
    font-size: var(--text-xs);
    line-height: 1.8;
  }

  .page-hero {
    min-height: 50vh;
    padding-top: calc(70px + var(--spacing-xl));
    padding-bottom: var(--spacing-xl);
  }

  .page-title {
    font-size: var(--text-4xl);
    margin-bottom: var(--spacing-sm);
  }

  .page-subtitle {
    font-size: var(--text-sm);
    line-height: 1.8;
  }
}